LogicByteArrayConverterService.java

/* 
 * Licensed under the Apache License, Version 2.0 (the "License");
 *
 * You may not use this file except in compliance with the License.
 *
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Contributions from 2013-2017 where performed either by US government 
 * employees, or under US Veterans Health Administration contracts. 
 *
 * US Veterans Health Administration contributions by government employees
 * are work of the U.S. Government and are not subject to copyright
 * protection in the United States. Portions contributed by government 
 * employees are USGovWork (17USC §105). Not subject to copyright. 
 * 
 * Contribution by contractors to the US Veterans Health Administration
 * during this period are contractually contributed under the
 * Apache License, Version 2.0.
 *
 * See: https://www.usa.gov/government-works
 * 
 * Contributions prior to 2013:
 *
 * Copyright (C) International Health Terminology Standards Development Organisation.
 * Licensed under the Apache License, Version 2.0.
 *
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package sh.isaac.model.logic;

//~--- non-JDK imports --------------------------------------------------------

import org.jvnet.hk2.annotations.Service;

import sh.isaac.api.DataSource;
import sh.isaac.api.DataTarget;
import sh.isaac.api.logic.LogicalExpressionByteArrayConverter;

//~--- classes ----------------------------------------------------------------

/**
 * The Class LogicByteArrayConverterService.
 *
 * @author kec
 */
@Service
public class LogicByteArrayConverterService
         implements LogicalExpressionByteArrayConverter {
   /**
    * Convert logic graph form.
    *
    * @param logicGraphBytes the logic graph bytes
    * @param dataTarget the data target
    * @return the byte[][]
    */
   @Override
   public byte[][] convertLogicGraphForm(byte[][] logicGraphBytes, DataTarget dataTarget) {
      LogicalExpressionOchreImpl logicGraph;

      switch (dataTarget) {
      case EXTERNAL:
         logicGraph = new LogicalExpressionOchreImpl(logicGraphBytes, DataSource.INTERNAL);
         break;

      case INTERNAL:
         logicGraph = new LogicalExpressionOchreImpl(logicGraphBytes, DataSource.EXTERNAL);
         break;

      default:
         throw new UnsupportedOperationException("Can't handle: " + dataTarget);
      }

      return logicGraph.getData(dataTarget);
   }
}